aboutsummaryrefslogtreecommitdiff
path: root/engines/kyra/wsamovie.h
blob: aef99199d808955a5bc6d63e0282bdb04584260e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.

 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.

 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * $URL$
 * $Id$
 *
 */

#ifndef KYRA_WSAMOVIE_H
#define KYRA_WSAMOVIE_H

#include "kyra/resource.h"

namespace Audio {
class AppendableAudioStream;
class SoundHandle;
} // end of namespace Audio

namespace Kyra {
class KyraEngine;
class KyraEngine_v2;

class Movie {
public:
	Movie(KyraEngine *vm) : _x(-1), _y(-1), _drawPage(-1), _vm(vm), _opened(false) {}
	virtual ~Movie() {}

	virtual bool opened() { return _opened; }

	virtual int open(const char *filename, int offscreen, uint8 *palette) = 0;
	virtual void close() = 0;

	virtual int frames() = 0;

	virtual void displayFrame(int frameNum, ...) = 0;

	virtual void setX(int x) { _x = x; }
	virtual void setY(int y) { _y = y; }
	virtual void setDrawPage(int page) { _drawPage = page; }
protected:
	KyraEngine *_vm;
	bool _opened;
	
	int _x, _y;
	int _drawPage;
};

class WSAMovieV1 : public Movie {
public:
	WSAMovieV1(KyraEngine *vm);
	virtual ~WSAMovieV1();

	virtual int open(const char *filename, int offscreen, uint8 *palette);
	virtual void close();

	virtual int frames() { return _opened ? _numFrames : -1; }

	virtual void displayFrame(int frameNum, ...);

	enum WSAFlags {
		WF_OFFSCREEN_DECODE = 0x10,
		WF_NO_FIRST_FRAME = 0x40,
		WF_HAS_PALETTE = 0x100,
		WF_XOR = 0x200
	};

protected:
	virtual void processFrame(int frameNum, uint8 *dst);

	uint16 _currentFrame;
	uint16 _numFrames;
	uint16 _width;
	uint16 _height;
	uint16 _flags;
	uint8 *_deltaBuffer;
	uint32 _deltaBufferSize;
	uint8 *_offscreenBuffer;
	uint32 *_frameOffsTable;
	uint8 *_frameData;
};

class WSAMovieAmiga : public WSAMovieV1 {
public:
	WSAMovieAmiga(KyraEngine *vm);
	int open(const char *filename, int offscreen, uint8 *palette);
	void close();

	void displayFrame(int frameNum, ...);
private:	
	void processFrame(int frameNum, uint8 *dst);

	uint8 *_buffer;
};

class WSAMovieV2 : public WSAMovieV1 {
public:
	WSAMovieV2(KyraEngine_v2 *vm);
	
	int open(const char *filename, int unk1, uint8 *palette);
	
	virtual void displayFrame(int frameNum, ...);

	void setX(int x) { _x = x + _xAdd; }
	void setY(int y) { _y = y + _yAdd; }
	
	int xAdd() const { return _xAdd; }
	int yAdd() const { return _yAdd; }
	
	int width() const { return _width; }
	int height() const { return _height; }

	void setWidth(int w) { _width = w; }
	void setHeight(int h) { _height = h; }
	
	// HACK for our intro code
	void flagOldOff(bool enabled) { _oldOff = enabled; }
protected:
	KyraEngine_v2 *_vm;

	int16 _xAdd;
	int16 _yAdd;
	bool _oldOff; // old offscreen copy, HACK for our intro code
};

} // end of namespace Kyra

#endif